-log_view
# Options for the eigenvalue solver
-eps_view
-eps_monitor
-eps_converged_reason
-eps_view_values
-eps_type lobpcg
-eps_gen_hermitian
-eps_smallest_real
-eps_lobpcg_blocksize 5
# Options for the spectral transform
-st_type precond
-prefix_push st_
-pc_type gamg
-pc_gamg_type agg
-pc_gamg_agg_nsmooths 1
-pc_gamg_coarse_eq_limit 100
-pc_gamg_reuse_interpolation
-pc_gamg_square_graph 1
-pc_gamg_threshold 0.0
-mg_levels_ksp_max_it 2
-mg_levels_ksp_type chebyshev
-mg_levels_esteig_ksp_type cg
-mg_levels_esteig_ksp_max_it 10
-mg_levels_ksp_chebyshev_esteig 0,0.05,0,1.05
#sor is not implemented for GPU, use jacobi
-mg_levels_pc_type jacobi
-prefix_pop